Air pollution fell substantially as the city restricted car traffic and made way for parks and bike lanes. Over the past 20 ...

Several U.S. cities are experiencing heightened air pollution levels on Wednesday, including parts of Chicago.

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the ...

Cities in California make up a significant proportion of the country's most polluted metropolitan areas when it comes to air ...

Shifting winds have been pushing smoke and tiny particles from the big Ocean County wildfire north towards New York City, ...

Smoke from a NJ wildfire is pushing NYC air quality into the danger zone. Officials urge sensitive groups to limit outdoor ...

The wildfire has set over thousands of acres ablaze, but firefighters announced that some residents were able to return to ...

Chicago's skyline has been shrouded in mystery as conflicting reports of toxic air chemicals swirl, leaving residents ...

The Houston area is among the worst in the country for air quality, according to the American Lung Association's State of the ...

You can check pollution levels on this interactive pollution forecast map, maintained by DEFRA (the Department for ... even if you find them annoyingly noisy – to clear the air of oil and other ...